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单词 aculeus
释义

Definition of aculeus in English:

aculeus

noun əˈkjuːlɪəs
  • 1Botany. A sharply pointed projection on a plant, such as a thorn or a spine; especially one growing directly from the epidermis or forming an extension of it.

  • 2Zoology. The sting of an insect or other animal.

Origin

Early 17th century (in an earlier sense). From classical Latin acūleus sting, spine, thorn, barb, spike, prick, pang from acus needle + -leus, suffix forming diminutives.

Definition of aculeus in US English:

aculeus

nounəˈkjuːlɪəs
  • 1Botany. A sharply pointed projection on a plant, such as a thorn or a spine; especially one growing directly from the epidermis or forming an extension of it.

  • 2Zoology. The sting of an insect or other animal.

Origin

Early 17th century (in an earlier sense). From classical Latin acūleus sting, spine, thorn, barb, spike, prick, pang from acus needle + -leus, suffix forming diminutives.

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更新时间:2025/7/18 2:59:59